SOLUTION: page 505 # 51 ln x + ln(x-2) =1 can you help me in the steps to solve this?
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Question 130325
This question is from textbook
Algebra 2
:
page 505 # 51
ln x + ln(x-2) =1
can you help me in the steps to solve this?
This question is from textbook
Algebra 2
Answer by
scott8148(6628)
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adding logs means multiplying their arguments
ln(x^2-2x)=1 __ taking antilog __ x^2-2x=e __ x^2-2x-e=0 __ e is Euler's number
use quadratic formula to find x